Replaceable battery pack of rechargeable batteries
US5504412A · kind A · utility
38Cited by
12References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 15, 1994 |
| Grant date | Apr 2, 1996 |
| Priority date | — |
| Expiry date | Mar 15, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S15/01
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
The present invention is directed to a releasable battery pack containing rechargeable batteries. In particular, the present invention facilitates the easy collection and proper disposal of useless rechargeable batteries without discarding the electrical device in which the rechargeable batteries are installed. Further, the present invention is directed to a releasable, rechargeable battery pack which is not removed from the electrical device during charging of the battery pack. The present invention is also directed to a battery pack fitted to a wet and dry portable vacuum cleaner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.